Persone/Sedi coinvolte:

• Stefano Stalio (LNGS)
• Federico Zani (Roma2)
• Domenico Diacono & Giacinto Donvito (Bari)
• Cristina Aiftimiei (Padova)

• MDS/MDT & OSS/OST configurati in HA (Active/Passive), usando le coppie di macchine con DRBD device replicato:
  • MDS/MDT - cream-11.pd/test-nat-linux.lngs
  • OSS/ODT - ozone.roma2/glsrv.ba

• velocita' copy Lustre/NFS

# time for i in `seq -w 1 2000`; do cp -rp static_messages /lustre/test_speed/smallFile-$i  ;done

real	9m27.287s
user	0m1.992s
sys	0m12.878s

# mount -t nfs ozone.roma2.infn.it:/export/brick1/testscp /mnt/
# time for i in `seq -w 1 1000`; do cp -r static_messages /mnt/smallFile-$i  ;done

real	2m43.469s
user	0m0.928s
sys	0m3.528s

• Lustre client - lustre_client.txt
• modulo DRBD per il kernel-lustre, compilazione e installazione - drbd_lustre_build.txt